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1. Oxford Dictionary

   field emission

   • n.
     the emission of electrons from the surface of a conductor under the influence of a strong electrostatic field, as a result of the tunnel effect.

   • noun: field emission

2. • 更多解釋

   field emission

   • IPA[fēld əˈmiSHən]

   • n.
     the emission of electrons from the surface of a conductor under the influence of a strong ...

   Oxford American Dictionary